On Tue, Dec 28, 2021 at 05:41:39PM +0800, Yunfei Dong wrote: > From: Yunfei Dong <yunfei.dong@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> Same as 4th patch. Please fix it. > For lat and core architecture, just need to get output buffer for lat > decode. For core hardware need to get lat's message and capture buffer. > In order to let lat and core decode in parallel, need to set capture > buffer buffered. I think the description should be rephrased. I may misunderstand but something like the template: """ OUTPUT -> lat -> core -> CAPTURE. Lat and core can work in parallel. Sets capture buffer buffered to ... """ > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c > index 5aebf88f997b..23a154c4e321 100644 > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c > @@ -314,6 +314,9 @@ static void mtk_init_vdec_params(struct mtk_vcodec_ctx *ctx) > src_vq = v4l2_m2m_get_vq(ctx->m2m_ctx, > V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE); > > + if (ctx->dev->vdec_pdata->hw_arch != MTK_VDEC_PURE_SINGLE_CORE) > + v4l2_m2m_set_dst_buffered(ctx->m2m_ctx, 1); s/1/true/ helps readability.